Home / 131,993.14-182,154.12-74,641.04

Finding the Fourth Proportional to 131,993.14, 182,154.12 and 74,641.04

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Solution

The fourth proportional to 131,993.14, 182,154.12 and 74,641.04 is: 103,006.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,993.14 : 182,154.12 = 74,641.04 : x
  2. Step 2: Convert to fraction form
    131,993.14/182,154.12 = 74,641.04/x
  3. Step 3: Cross multiply
    131,993.14x = 182,154.12 × 74,641.04
  4. Step 4: Simplify right side
    131,993.14x = 13,596,173,474.11
  5. Step 5: Solve for x
    x = 13,596,173,474.11/131,993.14
  6. Step 6: Final answer
    x = 103,006.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.